#include "stdafx.h"
/*
* Copyright (c) 2007-2009 SlimDX Group
* 
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
* 
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
* 
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/

#include "DataStream.h"
#include "Utilities.h"

using namespace System;

namespace BulletSharp
{
	Utilities::Utilities()
	{
	}
	
	void Utilities::CheckArrayBounds( Array^ data, int offset, int% count )
	{
		if( data == nullptr )
			throw gcnew ArgumentNullException( "data" );

		CheckBounds( 0, data->Length, offset, count );
	}
	
	void Utilities::CheckBounds( int lowerBound, int size, int offset, int% count )
	{
		if( offset < lowerBound )
			throw gcnew ArgumentOutOfRangeException( "offset" );
		if( count < 0 )
			throw gcnew ArgumentOutOfRangeException( "count" );
		if( offset + count > size )
			throw gcnew ArgumentException( "The sum of offset and count is greater than the buffer length." );
			
		if( count == 0 )
			count = size - offset;
	}
}